CN210095898U

CN210095898U - Bone surgery is with getting nail device

Info

Publication number: CN210095898U
Application number: CN201920728224.2U
Authority: CN
Inventors: 白龙滨
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-21
Filing date: 2019-05-21
Publication date: 2020-02-21
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a nail taking device for orthopedic surgery, wherein the bottom of a base is fixedly connected with a foot seat, the top of the base is fixedly connected with a clamping table, four corners of the top of the base are fixedly connected with a vertical guide rail mechanism, the vertical guide rail mechanism comprises a first vertical guide rod, a second vertical guide rod, a third vertical guide rod and a fourth vertical guide rod, a first arc guide rail is connected between the first vertical guide rod and the second vertical guide rod in a sliding way, the nail taking mechanism is characterized in that a second arc guide rail is connected between the third vertical guide rod and the fourth vertical guide rod in a sliding mode, sliding mechanisms are respectively connected to the opposite sides of the first arc guide rail and the second arc guide rail in a sliding mode, a sliding rod and a sliding sleeve are arranged between the two sliding mechanisms, the opposite ends of the sliding rod and the sliding sleeve are connected in a sliding mode, the ends, back to back, of the sliding rod and the sliding sleeve are hinged to the sliding mechanisms on the first arc guide rail and the second arc guide rail respectively, and the middle of the sliding sleeve is provided with a. The nail taking device can realize vertical, front-back inclined and left-right inclined nail taking.

Description

Bone surgery is with getting nail device

Technical Field

The utility model relates to the technical field of medical equipment, specifically a bone surgery is with getting nail device.

Background

The internal fixation mainly comprises the step of implanting some metal materials into a human body, and the internal fixation mainly adopts a steel plate internal fixation mode to treat the cases, wherein after the broken bones are healed, the bone nails and the steel plates need to be taken out, and the bone nails are difficult to take out by using a common screwdriver.

But the orthopedics on the existing market gets nail ware holds the screwdriver by the doctor usually and gets the nail, by the position and the angle of doctor according to the position of nail and angular adjustment oneself hand, carries on spacingly with the hand to the screwdriver, so hold the screwdriver for a long time and get the nail, medical personnel's health is easily tired to can reduce and get nail efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an orthopedic operation is with getting nail device, should get nail device can realize vertical, tilt around, about, the slope get the nail, can alleviate doctor's fatigue degree, do benefit to and improve work efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the nail taking device for the orthopedic surgery comprises a base, wherein a foot seat is fixedly connected to the bottom of the base, a clamping table is fixedly connected to the top of the base, vertical guide rail mechanisms are fixedly connected to four corners of the top of the base and comprise a first vertical guide rod, a second vertical guide rod, a third vertical guide rod and a fourth vertical guide rod, a first arc guide rail is slidably connected between the first vertical guide rod and the second vertical guide rod, a second arc guide rail is slidably connected between the third vertical guide rod and the fourth vertical guide rod, sliding mechanisms are respectively slidably connected to opposite sides of the first arc guide rail and the second arc guide rail, a sliding rod and a sliding sleeve are arranged between the two sliding mechanisms, opposite ends of the sliding rod and the sliding sleeve are slidably connected, opposite ends of the sliding rod and the sliding sleeve are respectively hinged to the sliding mechanisms on the first arc guide rail and the second arc guide rail, the middle part of sliding sleeve runs through and is provided with gets nail mechanism.

Preferably, the centre gripping platform includes the box body, the bar hole has been seted up to the top symmetry of box body, bar hole department runs through be provided with bar hole complex pressure strip, the lower part fixedly connected with connecting plate of pressure strip, the inner chamber of bar hole to box body is run through to the bottom of connecting plate, lie in one section of box body inner chamber in and seted up horizontal screw thread through-hole, the inner chamber of box body is provided with horizontal screw, two halves section sets up to can with two horizontal screw thread through-hole cooperations and revolve to opposite external screw thread section about horizontal screw, horizontal screw's left end and box body rotate be connected, the right-hand member runs through to the outside and the fixedly connected with twist grip of box body.

Preferably, the first arc guide rail and the second arc guide rail respectively comprise a first arc rod, the two ends of one side of the first arc rod are respectively and fixedly connected with a first sliding block, the other side of the first arc rod is provided with a second sliding groove, the upper top surface of the first arc rod is provided with a second stop groove, the two ends of the lower bottom surface of the first arc rod are fixedly connected with a first stop plate, and the first stop plate is in threaded connection with a first stop bolt.

Preferably, the first vertical guide rod, the second vertical guide rod, the third vertical guide rod and the fourth vertical guide rod respectively comprise a vertical rod, a first sliding groove matched with the first sliding block is formed in one side of the vertical rod, and a first stopping groove matched with the first stopping bolt is formed in one side of the vertical rod adjacent to the first sliding groove.

Preferably, the sliding mechanism comprises a second sliding block, a second stop plate and a second stop bolt, one end of the second sliding block is matched with the second sliding groove, the other end of the second sliding block is hinged to the sliding rod or the cylindrical rod, the upper portion of the second sliding block is fixedly connected with the second stop plate, and the second stop bolt is in threaded connection with the second stop plate and is matched with the second stop groove.

Preferably, the sliding sleeve comprises a cross rod, the end of the cross rod is provided with a blind hole along the length direction of the cross rod, the inner wall of the blind hole is symmetrically provided with a limiting groove, one end of the sliding rod, which is positioned in the blind hole, is fixedly connected with a limiting slide block in sliding fit with the limiting groove, and the end of the blind hole is provided with an inward flange matched with the limiting slide block.

Preferably, the center department of horizontal pole is equipped with the screw hole, it includes the rolling disc to get the nail mechanism, the bottom fixedly connected with screw thread montant of rolling disc, the screw thread montant cooperatees with the screw hole, the bottom of screw thread montant can be dismantled and be connected with and get the pin fin.

Preferably, the foot seat comprises a supporting block, a threaded column and a chassis, the top of the supporting block is fixedly connected with the base, the bottom of the supporting block is in threaded connection with the upper end of the threaded column, and the bottom end of the threaded column is fixedly connected with the chassis.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses when using, the position (arm or shank) that the nail will be got to the patient is placed on the grip slipper, thereby the doctor waves the twist grip and drives horizontal screw rotation, thereby the drive pressure strip moves to the centre and presss from both sides tight patient corresponding part, later the doctor adjusts first circular arc guide rail and second circular arc guide rail to suitable height (can adjust first circular arc guide rail and second circular arc guide rail to different height according to actual need), screw up the first position bolt of ending again and realize the position locking of first circular arc guide rail and second circular arc guide rail, then doctor slip sliding sleeve will get the pin fin that the pin fin aims at patient affected part to suitable position, then screw up the second and end the position bolt and will get the rigidity of pin fin, the rotatable rolling disc of doctor takes off the nail. The whole process does not need a doctor to keep the nail spacing all the time, and can be realized only by rotating the rotating disc, so that the fatigue degree of the doctor is reduced, the working efficiency is improved, meanwhile, the mechanism has the advantages of stability, no need of lifting the limbs and the like, the shaking in the nail taking process is avoided, the secondary injury to the patient is avoided, the nail taking at the vertical and inclined positions can be realized, and the practicability is good;

2. the utility model can adjust the height of the four foot seats of the base by rotating the foot seats through the arrangement of the thread foot seats, thereby meeting the conditions of uneven working surface, inclination and the like and greatly improving the practicability;

3. the utility model can clamp the corresponding part of the patient through the rotation of the horizontal screw, has simple and reliable structure, larger adjusting range of the binding devices such as the relative ratio belt and the like, and high comfort because the middle part can be matched with the soft cushion;

4. the utility model can meet the regulation of the nail taking head within 180 degrees through the arrangement of the arc guide rail mechanism, and is practical and reliable;

5. through the slip of two slide mechanism on first circular arc guide rail and second circular arc guide rail respectively, the looks back end of slide bar and sliding sleeve and the articulated of first circular arc guide rail and second circular arc guide rail and the sliding connection of slide bar and sliding sleeve looks remote site, can realize the asymmetric regulation at sliding sleeve both ends, the height at the both ends of sliding sleeve can be different promptly, the messenger gets the nail head and can realize the front and back slope and get the nail, still can realize the symmetric regulation at sliding sleeve both ends, can realize getting the left and right sides slope or the vertical nail of getting of nail head this moment, the degree of difficulty of getting the nail has been reduced, doctor's burden has been alleviateed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a schematic structural view of the utility model when the nail is taken obliquely;

fig. 4 is a schematic perspective view of a first arc guide rail according to the present invention;

FIG. 5 is a schematic view of an assembly structure of the sliding sleeve, the sliding rod, the first arc guide rail and the second arc guide rail;

fig. 6 is a schematic view of the connection structure of the sliding sleeve and the sliding mechanism of the present invention.

In the figure: 1. a base; 2. a foot seat; 21. a support block; 22. a threaded post; 23. a chassis; 3. a clamping table; 31. a box body; 32. a strip-shaped hole; 33. a compression plate; 34. a connecting plate; 35. a horizontal screw; 36. rotating the handle; 4. a vertical guide rail mechanism; 41. a first vertical guide bar; 411. a vertical rod; 412. a first stop groove; 413. a first chute; 42. a second vertical guide; 43. a third vertical guide rod; 44. a fourth vertical guide bar; 5. a circular arc guide rail mechanism; 51. a first arc guide rail; 511. a first arcuate bar; 512. a second stop groove; 513. a second chute; 514. a first slider; 515. a first stop plate; 516. a first stop bolt; 52. a second arc guide rail; 6. a sliding mechanism; 61. a second slider; 62. a second stop plate; 63. a second stop bolt; 7. a sliding sleeve; 71. a cross bar; 72. a threaded hole; 73. blind holes; 74. a limiting groove; 75. a limiting slide block; 76. inward flanging; 8. a nail taking mechanism; 81. rotating the disc; 82. a threaded vertical rod; 83. taking out the nail head; 9. a slide bar; 10. a cylindrical rod.

Detailed Description

In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right", "front", "back" are based on the orientation of the view shown in FIG. 1.

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the present invention is not limited to these specific embodiments.

The utility model provides an orthopedic operation is with getting nail device, as shown in the figure, including base 1, base 1's bottom fixedly connected with foot rest 2, foot rest 2 includes supporting shoe 21, screw thread post 22 and chassis 23, the top and the base 1 fixed connection of supporting shoe 21, the bottom of supporting shoe 21 and the upper end threaded connection of screw thread post 22, the bottom and the chassis 23 fixed connection of screw thread post 22, through the setting of screw thread foot rest 2, can adjust the height of four foot rests 2 of base through rotatory foot rest 2 to can satisfy environments such as the working face is uneven, slope, practicality improves greatly.

The top fixedly connected with centre gripping platform 3 of base 1, centre gripping platform 3 includes box body 31, and the top symmetry of box body 31 has seted up bar hole 32, and bar hole 32 department runs through be provided with bar hole 32 complex pressure strip 33, and the lower part fixedly connected with connecting plate 34 of pressure strip 33, and the bottom of connecting plate 34 runs through bar hole 32 to the inner chamber of box body 31, has seted up horizontal screw through-hole on the section that lies in the box body 31 inner chamber in connecting plate 34, the inner chamber of box body 31 is provided with horizontal screw 35, the left and right halves section of horizontal screw 35 sets up to can cooperate and revolve to opposite external screw thread section with two horizontal screw through-holes, the left end and the box body 31 rotation of horizontal screw 35 are connected, the right-hand member runs through to the outside of box body 31 and fixedly connected with twist grip 36, drives horizontal screw 35 rotatory through grip 36, and the rotation of horizontal screw 35 makes two connecting plates 34 move in opposite, therefore, the two pressing plates 33 move oppositely or reversely to clamp or loosen the corresponding parts of the patient, the structure is simple and reliable, the adjusting range is wider than that of binding devices such as belts and the like, and the middle part can be matched with a cushion to clamp more comfortably.

The four corners of the top of the base 1 are fixedly connected with a vertical guide rail mechanism 4, the vertical guide rail mechanism 4 comprises a first vertical guide rod 41, a second vertical guide rod 42, a third vertical guide rod 43 and a fourth vertical guide rod 44, a first arc guide rail 51 is slidably connected between the first vertical guide rod 41 and the second vertical guide rod 42, a second arc guide rail 52 is slidably connected between the third vertical guide rod 43 and the fourth vertical guide rod 44, opposite sides of the first arc guide rail 51 and the second arc guide rail 52 are respectively slidably connected with a sliding mechanism 6, a sliding rod 9 and a sliding sleeve 7 are arranged between the two sliding mechanisms 6, the sliding rod 9 is slidably connected with opposite ends of the sliding sleeve 7, opposite ends of the sliding rod 9 and the sliding sleeve 7 are respectively hinged with the sliding mechanisms 6 on the first arc guide rail 51 and the second arc guide rail 52, specifically, an end of the sliding sleeve 7 is fixedly connected with a cylindrical rod 10, the end of the cylindrical rod 10 far away from the sliding sleeve 7 is hinged with the second sliding block 61.

First circular arc guide rail 51 and second circular arc guide rail 52 include first arc pole 511 respectively, the both ends of first arc pole 511 one side are the first slider 514 of fixedly connected with respectively, the second spout 513 has been seted up to the opposite side, the second groove 512 of ending has been seted up to the last top surface of first arc pole 511, the first board 515 that ends of the both ends fixedly connected with of bottom surface under first arc pole 511, threaded connection has the first bolt 516 that ends on the first board 515 that ends, and the structure of first circular arc guide rail 51 and second circular arc guide rail 52 is the mirror image relation, through the setting of first circular arc guide rail 51 and second circular arc guide rail 52, can satisfy the regulation of nail taking device 8 in 180 degrees within ranges, and is practical and reliable.

The first vertical guide rod 41, the second vertical guide rod 42, the third vertical guide rod 43 and the fourth vertical guide rod 44 respectively comprise a vertical rod 411, a first sliding groove 413 matched with the first sliding block 514 is formed in one side of the vertical rod 411, and a first stop groove 412 matched with the first stop bolt 516 is formed in one side of the vertical rod 411 adjacent to the first sliding groove 413.

The sliding mechanism 6 comprises a second sliding block 61, a second stop plate 62 and a second stop bolt 63, one end of the second sliding block 61 is matched with the second sliding groove 513, the other end of the second sliding block 61 is hinged with the sliding rod 9 or the cylindrical rod 10, the upper portion of the second sliding block 61 is fixedly connected with the second stop plate 62, and the second stop bolt 63 is in threaded connection with the second stop plate 62 and matched with the second stop groove 512.

The sliding sleeve 7 comprises a cross rod 71, a blind hole 73 is formed in the end portion of the cross rod 71 along the length direction of the cross rod, a limiting groove 74 is symmetrically formed in the inner wall of the blind hole 73, a limiting sliding block 75 in sliding fit with the limiting groove 74 is fixedly connected to one end, located in the blind hole 73, of the sliding rod 9, an inward flanging 76 in sliding fit with the limiting sliding block 75 is formed in the end portion of the blind hole 73, and the sliding sleeve 7 and the sliding rod 9 can stably slide relative to each other and cannot be separated from each other due to the structure.

The middle part of the sliding sleeve 7 is provided with a nail taking mechanism 8 in a penetrating way. Get nail mechanism 8 and include rolling disc 81, the bottom fixedly connected with screw thread montant 82 of rolling disc 81, the center department of horizontal pole 71 is equipped with screw hole 72, and screw thread montant 82 cooperatees with screw hole 72, and screw thread montant 82's bottom can be dismantled and be connected with and get pin fin 83, through the cooperation of screw thread montant 82 with screw hole 72, can realize getting pin fin 83 and adjust and get the nail along the axial position of screw hole 72. After the structure is adopted, the two sliding mechanisms 6 can respectively slide on the first arc guide rail 51 and the second arc guide rail 52, the opposite ends of the sliding rod 9 and the sliding sleeve 7 are hinged with the first arc guide rail 51 and the second arc guide rail 52, and the sliding rod 9 is in sliding connection with the opposite ends of the sliding sleeve 7, so that the asymmetric adjustment of the two ends of the sliding sleeve 7 can be realized, namely, the heights of the two ends of the sliding sleeve 7 can be different, the nail taking head 83 can realize inclined nail taking, the symmetric adjustment of the two ends of the sliding sleeve 7 can also be realized, the left and right inclined or vertical nail taking of the nail head 83 can be realized at the moment, the difficulty in nail taking is reduced, and the burden of a doctor is lightened.

The working principle of the nail taking device for the orthopedic surgery is as follows: the patient places the position (arm or leg) that needs to get the nail on centre gripping platform 3, the doctor rocks twist grip 36 thereby drives horizontal screw 35 and rotates, thereby the drive pressure strip 33 moves to the centre and presss from both sides tight patient corresponding part, later the doctor adjusts first circular arc guide rail 51 and second circular arc guide rail 52 to suitable height (can adjust first circular arc guide rail 51 and second circular arc guide rail 52 to different heights according to actual need), screw up first position bolt 516 and realize the position locking of first circular arc guide rail 51 and second circular arc guide rail 52, then the doctor slides sliding sleeve 7 to suitable position and will get pin head 83 and aim at the pin head of patient's affected part, then screw up second position bolt 63 and will get the fixed position of pin head 83, the doctor can rotate rotary disc 81 and take off the nail.

The foregoing details a nail removing device for orthopedic surgery according to an embodiment of the present application. The principles and implementations of the present application are described herein using specific examples, which are presented only to aid in understanding the present application. Meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. The utility model provides an orthopedic surgery is with getting nail device, includes base (1), its characterized in that: the bottom of the base (1) is fixedly connected with a foot seat (2), the top of the base (1) is fixedly connected with a clamping table (3), four corners of the top of the base (1) are fixedly connected with vertical guide rail mechanisms (4), each vertical guide rail mechanism (4) comprises a first vertical guide rod (41), a second vertical guide rod (42), a third vertical guide rod (43) and a fourth vertical guide rod (44), a first arc guide rail (51) is connected between the first vertical guide rod (41) and the second vertical guide rod (42) in a sliding manner, a second arc guide rail (52) is connected between the third vertical guide rod (43) and the fourth vertical guide rod (44) in a sliding manner, the opposite sides of the first arc guide rail (51) and the second arc guide rail (52) are respectively connected with a sliding mechanism (6) in a sliding manner, and a sliding rod (9) and a sliding sleeve (7) are arranged between the two sliding mechanisms (6), the opposite ends sliding connection of slide bar (9) and sliding sleeve (7), the end that backs on the back of the body of slide bar (9) and sliding sleeve (7) is articulated with slide mechanism (6) on first circular arc guide rail (51) and second circular arc guide rail (52) respectively, the middle part of sliding sleeve (7) is run through and is provided with gets nail mechanism (8).

2. The bone surgery staple removing device according to claim 1, characterized in that: the clamping table (3) comprises a box body (31), strip-shaped holes (32) are symmetrically formed in the top of the box body (31), a pressing plate (33) matched with the strip-shaped hole (32) is arranged at the strip-shaped hole (32) in a penetrating way, the lower part of the compacting plate (33) is fixedly connected with a connecting plate (34), the bottom of the connecting plate (34) penetrates through the strip-shaped hole (32) to the inner cavity of the box body (31), a section of the connecting plate (34) positioned in the inner cavity of the box body (31) is provided with a horizontal threaded through hole, a horizontal screw rod (35) is arranged in the inner cavity of the box body (31), the left half section and the right half section of the horizontal screw rod (35) are external thread sections which can be matched with the two horizontal thread through holes and have opposite screwing directions, the left end of the horizontal screw rod (35) is rotatably connected with the box body (31), and the right end of the horizontal screw rod penetrates through the outer side of the box body (31) and is fixedly connected with a rotating handle (36).

3. The bone surgery staple removing device according to claim 2, characterized in that: first circular arc guide rail (51) and second circular arc guide rail (52) include first arc pole (511) respectively, second spout (513) have been seted up to the both ends difference fixedly connected with first slider (514), the opposite side of first arc pole (511) one side, second end groove (512) have been seted up to the last top surface of first arc pole (511), the both ends fixedly connected with of bottom surface is first only to position board (515) under first arc pole (511), threaded connection has first end bolt (516) on first end position board (515).

4. A nail-removing device for orthopedic surgery according to claim 3, characterized in that: first vertical guide arm (41), second vertical guide arm (42), third vertical guide arm (43) and fourth vertical guide arm (44) include montant (411) respectively, first spout (413) with first slider (514) matched with is seted up to one side of montant (411), the first groove (412) of ending with first end bolt (516) matched with is seted up to one side adjacent with first spout (413) on montant (411).

5. The orthopedic surgical nail removal device according to claim 4, wherein: slide mechanism (6) are including second slider (61), second and are stopped position board (62) and second and stop position bolt (63), the one end and second spout (513) of second slider (61) cooperate, the other end and slide bar (9) or cylindric pole (10) of second slider (61) are articulated, the upper portion and the second of second slider (61) are stopped position board (62) fixed connection, second is stopped position bolt (63) threaded connection and is stopped position board (62) and stop position groove (512) cooperation with the second on the second.

6. The orthopedic surgical nail removal device according to claim 5, wherein: sliding sleeve (7) include horizontal pole (71), blind hole (73) have been seted up along its length direction to the tip of horizontal pole (71), spacing groove (74) have been seted up to the inner wall symmetry of blind hole (73), the one end that lies in blind hole (73) in slide bar (9) links firmly spacing slider (75) with spacing groove (74) sliding fit, and the tip of blind hole (73) be provided with spacing slider (75) complex turn-ups (76).

7. The orthopedic surgical nail removal device according to claim 6, wherein: the center department of horizontal pole (71) is equipped with screw hole (72), it includes rolling disc (81) to get to follow closely mechanism (8), the bottom fixedly connected with screw thread montant (82) of rolling disc (81), screw thread montant (82) cooperate with screw hole (72), the bottom of screw thread montant (82) can be dismantled and be connected with and get pin fin (83).

8. The bone surgery staple removing device according to claim 7, characterized in that: the foot seat (2) comprises a supporting block (21), a threaded column (22) and a chassis (23), the top of the supporting block (21) is fixedly connected with the base (1), the bottom of the supporting block (21) is in threaded connection with the upper end of the threaded column (22), and the bottom end of the threaded column (22) is fixedly connected with the chassis (23).